Refractory
hardNegative tonerih-FRAK-tuh-ree
adjective
Definition
Stubborn or unmanageable; resistant to treatment
Memory hook
REFRACTORY materials refuse to break under heat — refractory people refuse to bend under pressure.
Word roots
Learning roots unlocks whole word families. Study common GRE root words.
Examples
“The refractory patient refused to take medication.”
“Refractory materials can withstand extreme heat.”
Test yourself
Fill in the blank with the right word:
“The ______ patient refused to take medication.”
Show answer
refractory
Synonyms
Antonyms
Categories
GRE Tip
Refractory is a hard-difficulty GRE word. On the GRE, you might see it paired with synonyms like "intractable" or "recalcitrant" in Sentence Equivalence questions. Look for contrast clues (however, despite, although) that signal the opposite meaning. Words like "compliant".
Related GRE Words
mulish
Resembling or characteristic of a mule; stubborn
pigheaded
Stupidly obstinate
intransigent
Unwilling or refusing to change one's views or agree; uncompromising
recalcitrant
Having an obstinately uncooperative attitude
intractable
difficult to manage, control, or solve
impervious
incapable of being affected or penetrated
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